PT - JOURNAL ARTICLE AU - Amr F. Hamour AU - Hagen Klieb AU - Antoine Eskander TI - Oral lichen planus AID - 10.1503/cmaj.200309 DP - 2020 Aug 04 TA - Canadian Medical Association Journal PG - E892--E892 VI - 192 IP - 31 4099 - http://www.cmaj.ca/content/192/31/E892.short 4100 - http://www.cmaj.ca/content/192/31/E892.full SO - CMAJ2020 Aug 04; 192